G59 Projects is an established provider of bespoke built G99 and G59 Protection Relay Panels. We have been operating in the Renewable Industry for a number of years now and have had involvement in a large variety of projects so you can place your trust in us to deliver a first class service and a high-quality product that is designed specifically for your project. We also offer to price match any genuine like for like quotation so get in touch and give us a try.


We can offer a bespoke built G99 Protection Relay Panel built to your system requirements. All our G99 Relay Panels are built using high-quality components that are built to last. Its not just G99 Panels we build we also offer;


  • G99 Relay Panels
  • G100 Export Limitation Panels
  • PV Distribution and Metering Panels
  • String Boxes
  • Junction Boxes
  • We even pre assemble Cable for your DC Installation where we can provide pre made MC4 Cables in lengths of either 2 Meters or 5 Meters which are all pre made and fully tested to save your roofing team valuable time on the roof.


We also build G99 Panels to comply with the G59/1 regualtions in N.Ireland and G10 regulations in Ireland.


We manufacture G99 Panels for different types of generation from Solar PV Array's to CHP Units & Wind Turbines so get in touch to see how we could assist. We have been involved in many different types of projects and various sizes from small scale to large MW sites.


Contact us to discuss your G99 Panel requirements for a competitive quotation. We won't be beaten on price for a like for like panel so get in touch today and let us know what you need. Our standard lead time is 10 working days so we can work a quick turn around for you just let us know when you need your Panel for.


As each panel is bespoke built you are assured of a G99 panel that is built to the highest quality using only high-quality components to give you a protection relay panel of the highest quality at an affordable price. The Main brands of components we use are brands such as; Lovatto, ABB, Schneider, and Simens etc we do not use cheap components as we want to be able to supply you with a product that will stand the test of time for our clients.


We have supplied many G99 panels throughout the industry and we build our relay panels so they are straight forward to install . All our panels are built with testing in mind so when our G59 and G99 Test Engineers arrive on site they can perform the required test in an efficient manner to get your SSEG connected to the grid. Please see our G99 Testing Page for more details on our Testing services here.


We are also manufacturing bespoke Solar PV Distribution Boards for numerous projects. We can include your Isolator, MCB's, Generation Meter etc all in one enclosure for you to save you time and money on equipment and labor costs.


As well as the above we also manufacture string combiner boxes which we can configure to suit your system design. Just get in touch for more info.


All our panels as standard include;

  • Sheet Steel Enclosure
  • Suitably Rated Door Mounted Lockable Isolator
  • Suitably Rated Contactor or Motor Operated MCCB With Auxiliary Contacts
  • G99 Relay
  • Fuse Protection
  • System Healthy Indicator Lamp
  • 13A Test Engineer Test Socket
  • Laminated Schematic Wiring Diagram 


We can also include any of the following options;

  • MID Approved Generation Meter c/w CT's (door mounted if required)
  • MID Approved Smart Metering
  • BMS Meter's
  • MCB Outgoing Ways
  • Door Interlocked Lockable Switch Fuse
  • MCCB's
  • Motorised MCCB's inc Under Volts Release
  • Surge Protection
  • Variable RCD Units / RCD Protection
  • GRP Enclosures
  • Export Limitation Controls
  • IP Rated Cooling Fans & Thermostats
  • Internal Panel Light's 
  • Individual MCB Status Lights
  • Emergency Stop Button


Whatever your requirements we can accommodate them all you need to do is get in touch and let us know what you need.


Above is one of our recent G99 Panel Builds which is based on ABB Components for the Main Isolator, Contactor and MCCB Outgoing Ways for this 1600A Panel. This is another example of the bespoke build we can do to accomodate your G99 requirements.



Phone: 0330 113 2689


Email: sales@g59projects.co.uk


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